"During the Crimean War, in anticipation of the Siege of Sevastopol, the Russians scuttled ships of the Black Sea Fleet to protect the harbor, to use their naval cannon as additional artillery, and to free up the ships' crews as marines . . . After the war, it became a technological challenge to recover the ships."

Those sunken ship representing a considerable force, even perhaps the ENTIRE RUSSIAN BLACK SEA FLEET DELIBERATELY SENT TO THE BOTTOM. Preventing enemy egress into Sevastopol.